---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-003166"
form_type: "8-K"
ticker: "OSTX"
cik: "0001795091"
company_name: "OS Therapies Inc"
filed_at: "2026-01-12T23:59:59+00:00"
generated_at: "2026-05-16T10:55:11.174204+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# OS Therapies raises $7.53M via warrant exercise inducement from all 9 existing holders

## Summary
- Gross proceeds of $7.53M from exercise or pre-funding of 5,382,148 Existing Warrants at $1.40/share.
- New Warrants issued for up to 5,382,148 shares at $1.40, exercisable immediately for 5 years.
- Net proceeds to fund OST-HER2 BLA/MMA filings, commercial prep, and OS Animal Health spinoff.
- BLA for OST-HER2 in metastatic osteosarcoma expected by end of January 2026 under Accelerated Approval.
- Company expects cash runway into 2027; all 9 accredited investors offered agreed to participate.

## SEC filing metadata
- accession: 0001213900-26-003166
- form_type: 8-K
- ticker: OSTX
- cik: 0001795091
- company_name: OS Therapies Inc
- filed_at: 2026-01-12T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1795091/000121390026003166/0001213900-26-003166-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1795091/000121390026003166/ea0272516-8k_ostherap.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-003166
- JSON: https://secwatch.observer/filing/0001213900-26-003166.json
- Plain text: https://secwatch.observer/filing/0001213900-26-003166.txt

## Key facts
- Material Agreements
  OS Therapies Inc entered into Inducement Letters with less than 10 accredited investors valued at approximately $7.5 million (effective 2026-01-10).
  - Action: entry
  - Agreement: equity purchase
  - Counterparty: less than 10 accredited investors
  - Value: approximately $7.5 million
  - Effective: 2026-01-10
  source text: On January 10, 2026, OS Therapies Incorporated (the “Company”) entered into inducement offer letter agreements (the “Inducement Letters”) with less than 10 accredited investors (the “Holders”)
  evidence_url: https://www.sec.gov/Archives/edgar/data/1795091/000121390026003166/0001213900-26-003166-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.